CVE-2022-49682

Summary

In the Linux kernel, the following vulnerability has been resolved:

xtensa: Fix refcount leak bug in time.c

In calibrate_ccount(), of_find_compatible_node() will return a node pointer with refcount incremented. We should use of_node_put() when it is not used anymore.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < 3e5eb904d9ba657308fc75a5de434b0e58dcb8d7affected
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < 7de4502af68f4f3932f450157f5483eb7b33cb74affected
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < f1eaf4ba5372ad111f687a80c67e270708e14c23affected
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < e5234a9d64a976abd134a14710dcd5188158a7c5affected
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < af0ff2da01521144bc11194f4c26485d7c9cee73affected
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < 0dcc1dd8a5dd9240639f1051dfaa2dffc9fbbde5affected
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < 0e403a383c14b63c86bd9df085b7e573e9caee64affected
LinuxLinux205ad548a7426fb6813760cd9917d3fc24122576 < a0117dc956429f2ede17b323046e1968d1849150affected
LinuxLinux4.9affected
LinuxLinux0 < 4.9unaffected
LinuxLinux4.9.321 <= 4.9.*unaffected
LinuxLinux4.14.286 <= 4.14.*unaffected
LinuxLinux4.19.250 <= 4.19.*unaffected
LinuxLinux5.4.202 <= 5.4.*unaffected
LinuxLinux5.10.127 <= 5.10.*unaffected
LinuxLinux5.15.51 <= 5.15.*unaffected
LinuxLinux5.18.8 <= 5.18.*unaffected
LinuxLinux5.19 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References